package com.ry.java8;

public class p32 {

    //计算字符串小写字母的格式
    public void test01(){
        String s ="adasdasdADASDSDAsda";
        long l = s.chars().filter(Character::isLowerCase).count();
        System.out.println(l);
    }

    public static void main(String[] args) {
        p32 p = new p32();

        p.test01();
    }
}
